September weather forecast
Rocky Creek, FL

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Weather in September

The first month of the autumn, September, is still a tropical month in Rocky Creek, Florida, with temperature in the range of an average low of 76.1°F (24.5°C) and an average high of 88.7°F (31.5°C).

Temperature

In Rocky Creek, September's average high-temperature stands at a still tropical 88.7°F (31.5°C), closely related to the preceding month. An average low-temperature of 76.1°F (24.5°C) is expected during September.

Heat index

September's mean heat index is appraised at a blistering 104°F (40°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is the result of factoring in humidity to the air temperature, indicating perceived warmth. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In Rocky Creek, the average relative humidity in September is 74%.

Rainfall

In Rocky Creek, Florida, in September, it is raining for 21.2 days, with typically 3.9" (99mm) of accumulated precipitation. In Rocky Creek, during the entire year, the rain falls for 178.2 days and collects up to 32.87" (835mm) of precipitation.

Daylight

In September, the average length of the day is 12h and 19min.
On the first day of September in Rocky Creek, sunrise is at 7:09 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:17 pm EDT.

Sunshine

In September, the average sunshine is 8.9h.

UV index

The months with the highest UV index in Rocky Creek are May through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In September, a daily maximum UV index of 7 leads to the following instructions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

How hot is September in Rocky Creek?

Rocky Creek in September has an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 76.1°F (24.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 104°F (40°C).

What is the average humidity in September in Rocky Creek?

In September, the average relative humidity in Rocky Creek, Florida, is 74%.

How much does it rain in Rocky Creek in September?

In Rocky Creek, during September, the rain falls for 21.2 days and regularly aggregates up to 3.9" (99mm) of precipitation.

How many hours of daylight does Rocky Creek have in September?

In Rocky Creek, the average day length in September is 12h and 19min.

When are sunrise and sunset in September in Rocky Creek?

On the first day of September in Rocky Creek, sunrise is at 7:09 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:17 pm EDT.

How long on average sun shines in September in Rocky Creek?

In Rocky Creek, Florida, the average sunshine duration in September is 8.9h.

What are the months with the highest UV index in Rocky Creek?

May through September, with an average maximum UV index of 7, are months with the highest UV index in Rocky Creek.

What is the UV index reading in September in Rocky Creek?

In Rocky Creek, the average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Rocky Creek, FL

Average temperature in September - Rocky Creek, FL
  • Average high temperature in September: 88.7°F

The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (67.8°F).

  • Average low temperature in September: 76.1°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (53.4°F).

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Average pressure in September
Rocky Creek, FL

Average pressure in September - Rocky Creek, FL
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

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Average wind speed in September
Rocky Creek, FL

Average wind speed in September - Rocky Creek, FL
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in September
Rocky Creek, FL

Average humidity in September - Rocky Creek, FL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in September
Rocky Creek, FL

Average rainfall in September - Rocky Creek, FL
  • Average rainfall in September: 3.9"

The wettest month (with the highest rainfall) is July (5.67").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in September
Rocky Creek, FL

Average rainfall days in September - Rocky Creek, FL
  • Average rainfall days in September: 21.2 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is November (8.2 days).

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Average daylight in September /
Average sunshine in September
Rocky Creek, FL

Average daylight in September / Average sunshine in September - Rocky Creek, FL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is May (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days in September
Rocky Creek, FL

Average sunshine days in September - Rocky Creek, FL
  • Average sunshine days in September: 6.9 days

The month with the most sunshine days is November (20.3 days).
The months with the least sunshine days are July and August (4.3 days).

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Average UV index in September
Rocky Creek, FL

Average UV index in September - Rocky Creek, FL
  • Average UV index in September: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).

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Average cloud cover in September
Rocky Creek, FL

Average cloud cover in September - Rocky Creek, FL
  • Average cloud cover in September: 30

The months with the most cloud cover are January and December (Cloud cover 33).
The month with the least cloud cover is May (Cloud cover 24).

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Average visibility in September
Rocky Creek, FL

Average visibility in September - Rocky Creek, FL
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Rocky Creek, Florida, USA

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